package cn.io0288.blog2;

import cn.io0288.blog2.db.Articles;
import cn.io0288.blog2.model.Article;

import javax.servlet.ServletException;
import javax.servlet.annotation.WebServlet;
import javax.servlet.http.HttpServlet;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import javax.servlet.http.HttpSession;
import java.io.IOException;
import java.io.PrintWriter;

@WebServlet(name = "ArticleServlet", value = "/article/*")
public class ArticleServlet extends HttpServlet {
    public void doPost(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException {
        doGet(request, response);
    }

    public void doGet(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException {
        response.setContentType("text/html;charset=utf-8");
        response.setCharacterEncoding("utf-8");
        PrintWriter pw = response.getWriter();
        HttpSession session = request.getSession();
        String[] route = request.getRequestURI().split("/");

        String aid = "0";
        if (route[1].equals("article") && route.length > 2) aid = route[2];

        Article a = Articles.getArticle(Integer.parseInt(aid));
        System.out.println(aid);

        if (a == null) {
            request.setAttribute("msg", "文章不存在");
            request.getRequestDispatcher(request.getContextPath() + "/Home").forward(request, response);
        } else {
            request.setAttribute("page", "views/article");
            request.setAttribute("article", a);
            request.getRequestDispatcher(request.getContextPath() + "/index.jsp").forward(request, response);
        }
    }
}